The Internet undoubtedly is one of the best and most comprehensive sou
rces of information in the world. With an ever expanding variety of na
vigational tools, the watchful user can locate applications, graphics,
and text to fit almost any need. To make optimum use of these resourc
es, however, requires a knowledge of a variety of file formats, the wa
ys in which files are encoded and compressed, and the programs that al
low you to access and use the files.